The Morningware Infrared Halogen oven with extender ring produces results that will amaze you and is the best cooking combination available today. The patented process uses conduction, convection, halogen and infrared rays. Cooks food quickly and easily while retaining moisture, tenderness, and still browning and crisping without adding additional fats or oils. The Infrared waves create a grease release and starts immediately to liquefy the naturally occurring fats in foods, along with calories, drip into the glass drip tray, leaving food healthier and amazingly tender and tasty. Foods cook in half the time, from fresh or frozen, without any preheating or defrosting. The speed of the infrared heating eliminates the chance of harmful bacteria to grow as in a normal defrosting. Our 1200-watt halogen heating element provides a bright light for viewing the cooking process and uses up to 85-percent less energy than your regular oven while promoting a healthier food preparation with the smallest carbon footprint in its oven class. The oven is smokeless, odorless and won"t heat up your kitchen. Anything you would cook in your regular oven can be prepared in our oven. You can bake, broil, roast, barbeque, grill, and dehydrate. It’s great for re-heating leftovers and for fast preparation of purchased frozen meals. Our glass tray along with the plastic base provide for a true and elegant “Cook and Serve” oven to table feature. Oven comes with a 1-inch to 3-inch reversible stainless steel rack and a dome holder and an extender ring creating the capacity to cook a 21-pound turkey. A quick reference cooking chart, owner’s manual, recipe booklet, extender ring manual, and a 1-year limited warranty. When you cook foods in half the time, you give healthy foods a chance to taste the way they are suppose to taste, without drying out, loss of nutrients, or burning.